Score After taking Score Before the Course taking the Course Diffs = ScoreAfter-ScoreBefore t-Test: Paired Two Sample for Means 87 83 4 88 89 -1 Score After taking theBefore taking the 91 93 -2 Mean 36.5 34.5 77 77 0 Variance 33.5 36.7 93 86 7 Observations 6 33 79 4 Pearson Correlation 0.82421859 Mean (d ) = 2 Hypothesized Mean Different StDev (Sd) = 3.521 df t Stat 1.3912166 P(T 0 => taking the course actually increased scores on the dr STEP 2: State a and degree of freedom (df) 0.01 df = 5 STEP 3: Find Test Statistic t Test statistic t = (t-Stat) = 1.3912 STEP 4: Find critical value t and p-value: t-Critical p-value Critical Values: +to = t Critical one-tail = 2.015 p-value = 0. 1114 = P(T